ALSA: hda - Fix DAC checks for VT2002P/1802/1812 codecs

For VT2002P, VT1802 and VT1812 codecs, there're only two DACs. So smart51
control shouldn't be created.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 11 insertions, 3 deletions

diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 8f59e0b5d477..b289abf0db55 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1716,18 +1716,21 @@ static int via_auto_fill_dac_nids(struct hda_codec *codec)
 {
         struct via_spec *spec = codec->spec;
         const struct auto_pin_cfg *cfg = &spec->autocfg;
-        int i;
+        int i, dac_num;
         hda_nid_t nid;
 
         spec->multiout.dac_nids = spec->private_dac_nids;
-        spec->multiout.num_dacs = cfg->line_outs;
+        dac_num = 0;
         for (i = 0; i < cfg->line_outs; i++) {
                 nid = cfg->line_out_pins[i];
                 if (!nid)
                         continue;
-                if (parse_output_path(codec, nid, 0, &spec->out_path[i]))
+                if (parse_output_path(codec, nid, 0, &spec->out_path[i])) {
                         spec->private_dac_nids[i] = spec->out_path[i].path[0];
+                        dac_num++;
+                }
         }
+        spec->multiout.num_dacs = dac_num;
         return 0;
 }
 
@@ -1838,6 +1841,10 @@ static int via_auto_create_multi_out_ctls(struct hda_codec *codec)
         if (err < 0)
                 return err;
 
+        if (spec->multiout.num_dacs < 3) {
+                spec->smart51_nums = 0;
+                cfg->line_outs = old_line_outs;
+        }
         for (i = 0; i < cfg->line_outs; i++) {
                 hda_nid_t pin, dac;
                 pin = cfg->line_out_pins[i];
@@ -3383,6 +3390,7 @@ static int patch_vt2002P(struct hda_codec *codec)
                 return -ENOMEM;
 
         spec->aa_mix_nid = 0x21;
+        spec->dac_mixer_idx = 3;
         override_mic_boost(codec, 0x2b, 0, 3, 40);
         override_mic_boost(codec, 0x29, 0, 3, 40);